TD191 4G LTE USB Dongle

The JACS TD191 4G LTE USB Dongle provides instant, reliable Internet from a device that's as powerful as it is compact. This cellular USB dongle leverages the Nano SIM card of your choice to receive global connectivity wherever your needs take you.

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Features & Capabilities

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Global Connection

Take 4G LTE internet with you wherever you go. The TD191 supports global LTE roaming bands in North America, EU, China, Australia and New Zealand so you're never too far away from reliable internet where and when you need it most.

Plug-and-Play Installation

Plug-and-Play installation is included with ChromeOS, Windows (Windows XP/Vista/7/8/10), macOS (macOS 10.7), and Linux (Ubuntu 14.04, 16.04, 18.04, and Fedora 28, 29, & 30). The TD191 works with other operating systems with the installation of the proper drivers.


Suitable for laptops, hotspot routers, and any device with a USB port. The sleek, modern design is compact enough to slide into your pocket and can also be connected to your JACS tablet or display to fit all kinds of working environments.


The TD191 works across dozens of bands in multiple countries. The USB dongle conforms with several in-country standards as well as interoperability and cellular network standards. Certifications include: FCC, CE, PTCRB, GCF (Europe), IC (Canada), NCC (Taiwan), AT&T, AT&T FirstNet(In-progress), SRRC/CCC/CTA.

Environmentally Friendly

The TD191 works to meet your business standards for health/wellness, sustainability, and eco-friendliness. This USB dongle is California Proposition 65 and FCC SAR compliant and halogen-free.

Extended Storage

Extend your device storage with the TD191's built-in Micro SD card reader. This feature is ideal for providing your tablet, PC or display with a fast and convenient way to store and access documents, images, music, videos and other files from your memory card to your device.

Qualcomm MDM 9X07
128 MB / 256 MB
4FF, Nano-SIM
Yes, 32 GB
Windows XP, Vista/7/8/10, Linux, MacOS, Android
L 97 x W 30 x D 14 mm / L 3.81 x W 1.18 x D 0.55 in
LTE-FDD: B1/B2/B3/B4/B5/B7/B8/B12/B14/B17/B20/B66
(LTE DL 150 Mbps / UL 50 Mbps);
LTE-TDD: B38/B39/B40/B41
WCDMA: B1/B2/B4/B5/B8 (HSPA DL 42 Mbps/UL 5.76 Mbps)
GSM: 850/900/1800/1900
Airplane standby mode: no light
Booting up: solid red
Searching for network: solid red
Registered and idle on 2G/3G network: solid green
Cellular data active on 2G/3G network: flickering green
Registered and idle on 4G network: solid blue
Cellular data active on 4G network: flickering blue
28g / 0.99oz

Customize Your TD191 4G LTE USB Dongle

JACS Solutions can customize the TD191 firmware to integrate drivers to optimize the dongle for your specific devices and needs. The TD191 is available in black or white and can be whitelabled or branded for your organization.  Firmware customization is available for APN settings or Linux systems. The TD191 is also Firmware-Over-the-Air upgradable.

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The shutdown of 2G and 3G networks is quickly approaching!

The JACS TD191 can provide the connectivity to keep older IoT devices functioning to avoid disruptions in service.
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